英制螺纹标准对照表格如下:
| 类型 | 螺纹代号 | 大径(mm) | 螺距(mm) | 每英寸牙数(tpi) | 中径(mm) | 小径(mm) | 牙型高(mm) | 底孔直径(mm) |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 一般螺纹(惠氏螺纹) | BA | 1/16 | 280.907 | 7 | 27.723 | 6.561 | 0.720 | 0.140 |
| 一般螺纹(惠氏螺纹) | BA | 1/8 | 280.907 | 9 | 28.856 | 8.566 | 0.900 | 0.150 |
| 一般螺纹(惠氏螺纹) | BA | 1/4 | 191.337 | 13 | 13.157 | 11.445 | 1.130 | 0.185 |
| 一般螺纹(惠氏螺纹) | BA | 3/8 | 191.337 | 16 | 16.662 | 14.950 | 1.315 | 0.235 |
| 一般螺纹(惠氏螺纹) | BA | 1/2 | 141.814 | 20 | 20.955 | 18.631 | 1.587 | 0.261 |
| 一般螺纹(惠氏螺纹) | BA | 5/8 | 141.814 | 22 | 22.911 | 20.587 | 1.787 | 0.292 |
| 一般螺纹(惠氏螺纹) | BA | 3/4 | 141.814 | 26 | 26.441 | 24.117 | 1.987 | 0.322 |
| 一般螺纹(惠氏螺纹) | BA | 7/8 | 141.814 | 30 | 30.201 | 27.877 | 2.187 | 0.372 |
| 一般螺纹(惠氏螺纹) | BA | 1-1/8 | 112.309 | 34 | 33.249 | 30.291 | 2.387 | 0.443 |
| 一般螺纹(惠氏螺纹) | BA | 1-1/4 | 112.309 | 42 | 41.913 | 38.952 | 2.587 | 0.513 |
| 一般螺纹(惠氏螺纹) | BA | 1-1/2 | 112.309 | 47 | 47.803 | 44.845 | 2.787 | 0.584 |
| 一般螺纹(惠氏螺纹) | BA | 2-1/4 | 112.309 | 56 | 56.656 | 52.752 | 2.987 | 0.656 |
| 一般螺纹(惠氏螺纹) | BA | 2-1/2 | 112.309 | 65 | 65.716 | 62.226 | 3.187 | 0.726 |
| 一般螺纹(惠氏螺纹) | BA | 2-3/4 | 112.309 | 81 | 81.534 | 78.578 | 3.387 | 0.816 |
| 一般螺纹(惠氏螺纹) | BA | 3-1/2 | 112.309 | 100 | 100.339 | 77.372 | 3.587 | 0.906 |
| 一般螺纹(惠氏螺纹) | BA | 4 | 112.309 | 1